20563256

素因数分解:

$2^3\times 7^1\times {\mathrm{367201}}^1$

素因数の和:367214

約数の個数: 16

約数和(自身を含む): 44064240

約数和(自身を除く): 23500984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 367201, 734402, 1468804, 2570407, 2937608, 5140814, 10281628, 20563256]

約数ペア:

[(1, 20563256), (2, 10281628), (4, 5140814), (7, 2937608), (8, 2570407), (14, 1468804), (28, 734402), (56, 367201)]